Leviticus 5:18
He shall bring to the priest a ram without defect from the flock as a guilt offering by your valuation, and the priest shall make atonement for him because of his unintentional wrong (although he himself did not know), and he will be forgiven.
Leviticus 5:15-16
"When a person {displays infidelity} and he sins in an unintentional wrong {in any of} Yahweh's holy things, then he shall bring his guilt offering to Yahweh: a ram without defect from the flock as a guilt offering by your valuation [in] silver shekels according to the sanctuary shekel.
Leviticus 1:4
" 'He must lay his hand on the head of the burnt offering and it will be accepted for him [in order] to make atonement for him.
Leviticus 4:20
He shall do to the bull {just as} he did to the sin offering's bull, so he must do to it. The priest shall make atonement for them, and {they will be forgiven}.
Leviticus 6:6-7
And he must bring as his guilt offering to Yahweh a ram without defect from the flock by your valuation as a guilt offering to the priest,
1 Timothy 2:5-6
For [there is] one God and one mediator between God and human beings, the man Christ Jesus,